A61M 5/482
Varying injection pressure
Official title: {Varying injection pressure, e.g. by varying speed of injection}
A61M5/482 (Varying injection pressure) appears on 130 US grants and 173 published applications in this corpus.
Search patents in A61M- Granted patents
- 130
- Published applications
- 173
- Assignees
- 78
- Inventors
- 327
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 5 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 1 |
| 2003 | 2 | 5 |
| 2004 | 1 | 4 |
| 2005 | 0 | 5 |
| 2006 | 1 | 3 |
| 2007 | 0 | 4 |
| 2008 | 2 | 3 |
| 2009 | 2 | 3 |
| 2010 | 2 | 4 |
| 2011 | 1 | 6 |
| 2012 | 1 | 5 |
| 2013 | 4 | 8 |
| 2014 | 4 | 5 |
| 2015 | 7 | 8 |
| 2016 | 7 | 17 |
| 2017 | 8 | 5 |
| 2018 | 8 | 15 |
| 2019 | 12 | 15 |
| 2020 | 15 | 15 |
| 2021 | 4 | 10 |
| 2022 | 12 | 7 |
| 2023 | 7 | 10 |
| 2024 | 7 | 6 |
| 2025 | 7 | 7 |
| 2026 | 3 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Needle system for injection and aspiration25 Aug 2026US 12,714,407 B2Xaga Surgical AB
- Injector25 Aug 2026US 12,714,791 B2Daicel Corporation
- Injector device having a braking arrangement26 May 2026US 12,636,437 B2Sanofi
- Multiple use computerized injector18 Nov 2025US 12,472,306 B2E3D A.C.A.L Ltd
- Adjustable pressure regulating and pressure indicating needle-free connectors16 Sep 2025US 12,415,064 B2CareFusion 303, Inc.
- Multiple use computerized injector8 Oct 2026US 2026/0306748 A1E3D A.C.A.L Ltd
- Continuous micro-dose administration apparatus and injection method30 Apr 2026US 2026/0115388 A1Shanghai Xurun Medical Technology Co., Ltd
- Rotary motor based transdermal injection device25 Dec 2025US 2025/0387570 A1Portal Instruments, Inc.
- Adjustable pressure regulating and pressure indicating needle-free connectors11 Dec 2025US 2025/0375604 A1CareFusion 303, Inc.
- Apparatus and methods for ocular injection13 Nov 2025US 2025/0345206 A1Clearside Biomedical, Inc.
Most cited
By later US patents
- Disposable injector device307US 6,102,896 ACambridge Biostability Limited · 2000
- Gas-pressure-regulated needleless injection system250US 5,024,656 AInjet Medical Products, Inc. · 1991
- Variable intensity remote controlled needleless injectors199US 5,116,313 AHer Majesty the Queen in right of Canada, as represented by the National Research Council · 1992
- Microprocessor-controlled fluid dispensing apparatus135US 6,159,161 A2000
- Air-in-tip jet injector125US 6,645,169 B1Avant Drug Delivery Systems, Inc. · 2003